Centrifugal impeller assembly



FIG. 1 is a perspective view from the front of a centrifugal impeller assembly, in accordance with the present invention;

FIG. 2 is a perspective view from the back thereof;

FIG. 3 is a top view thereof, wherein the bottom view is a mirror image thereof;

FIG. 4 is a right view thereof, wherein the left view is a mirror image thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a back view thereof.

The broken lines are to disclose the environmental elements related to the claimed design, which form no part of the claimed design. 

CLAIM The ornamental design for a centrifugal impeller assembly, as shown and described. 